IPD Plenums 997.1 Turbo Competition Intake Plenum 82mm Add GT3 Throttle Body?:Yes, Add GT3 Throttle Body There is nothing else on There is nothing else on the market today that can compare to this exhaust's looks and very few can compete with its build quality Our engineers tested different coats Power obsessed Turbo customers looking to push the motorsport envelope a little harder would best benefit from the larger 82mm “Competition” IPD plenum fitted with a factory 997 GT3 82mm Porsche throttle body (additional purchase required) The incredible 997 Porsche Turbo is the most revolutionary and capable Porsche Turbo to ever come out of Germany